APA (7th ed.) Citation

Gay, R. F. (1983). A soil moisture availability model for crop stress prediction. [publisher not identified].

Chicago Style (17th ed.) Citation

Gay, Roger Franklin. A Soil Moisture Availability Model for Crop Stress Prediction. [Place of publication not identified]: [publisher not identified], 1983.

MLA (9th ed.) Citation

Gay, Roger Franklin. A Soil Moisture Availability Model for Crop Stress Prediction. [publisher not identified], 1983.